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    Developmental milestones record - 4 months

    Normal childhood growth milestones - 4 months; Childhood growth milestones - 4 months; Growth milestones for children - 4 months

    Typical 4-month-old infants are expected to develop certain physical and mental skills. These skills are called milestones.

    Information

    All children develop a little differently. If you are concerned about your child's development, talk to your child's health care provider.

    PHYSICAL AND MOTOR SKILLS

    The typical 4-month-old baby should:

    • Slow in weight gain to about 20 grams per day
    • Double the birth weight
    • Have almost no head droop while in a sitting position
    • Be able to sit straight if propped up
    • Raise head 90 degrees when placed on stomach
    • Be able to roll from front to back
    • Hold and let go of an object
    • Play with rattle when it's placed in the hands, but won't be able to pick it up if dropped
    • Be able to grasp rattle with both hands
    • Be able to place objects in mouth
    • Sleep 9 to 10 hours at night with two naps (total of 14 - 16 hours per day)

    SENSORY AND COGNITIVE SKILLS

    A 4-month-old baby is expected to:

    • Have well-established close vision
    • Increase eye contact with parents and others
    • Have beginning hand-eye coordination
    • Be able tocoo
    • Be able to laugh out loud
    • Anticipate feeding when able to see a bottle (if bottle-fed)
    • Begin to show memory
    • Demand attention by fussing
    • Recognize parent voice or touch

    PLAY

    You can encourage development through play:

    • Place the baby in front of a mirror
    • Provide bright-colored toys to hold
    • Repeat sounds the infant makes
    • Help the infant roll over
    • Use an infantswing at the parkif the baby has head control
    • Play on the stomach (tummy time)

    References

    Feigelman S. The first year. In: Kliegman RM, Behrman RE, Jenson HB, Stanton BF, eds. Nelson Textbook of Pediatrics. 19th ed. Philadelphia, Pa: Saunders Elevier; 2011:chap 8.

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            Review Date: 11/9/2012

            Reviewed By: Jennifer K. Mannheim, ARNP, Medical Staff, Department of Psychiatry and Behavioral Health, Seattle Children's Hospital. Also reviewed by A.D.A.M. Health Solutions, Ebix, Inc., Editorial Team: David Zieve, MD, MHA, David R. Eltz, Stephanie Slon, and Nissi Wang.

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